The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 06, 1989
Filed:
May. 09, 1988
Applicant:
Inventor:
Ahmed A El-Saie, Venetia, PA (US);
Assignee:
Consolidation Coal Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21F / ; B01D / ;
U.S. Cl.
CPC ...
299-7 ; 55199 ; 55206 ; 210414 ; 210415 ;
Abstract
A combination borehole drilling apparatus and a separator for receiving a three phase gas, liquid and solid mixture, from the borehole, and venting the gas, separating the liquid from the solid, collecting and discharging the solid and recycling the liquid to the borehole drilling apparatus.